diff --git a/package.json b/package.json
index 08935247d..37dc72a71 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "cross-env": "^4.0.0",
     "es6-promise": "^4.1.0",
     "express": "^4.15.2",
-    "extract-text-webpack-plugin": "^2.1.0",
+    "extract-text-webpack-plugin": "^3.0.0",
     "firebase": "^3.7.2",
     "lru-cache": "^4.0.2",
     "route-cache": "0.4.2",
@@ -43,7 +43,7 @@
     "rimraf": "^2.6.1",
     "stylus": "^0.54.5",
     "stylus-loader": "^3.0.1",
-    "sw-precache-webpack-plugin": "^0.10.1",
+    "sw-precache-webpack-plugin": "^0.11.4",
     "url-loader": "^0.5.8",
     "vue-loader": "^13.0.1",
     "vue-style-loader": "^3.0.0",